Joel Ackerman

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
3 years
Director since
2023

3 years of board service in total across 1 board, counting each seat separately. Longest: Champions Oncology Inc., 3 years.

3 years ยท Since 2023

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
May 7, 2026 DaVita Inc. Open-market sale โˆ’51,471 $192.10 $9,887,579
Mar 15, 2026 DaVita Inc. Grant or award +5,706 โ€” โ€”
Mar 15, 2026 DaVita Inc. Shares withheld for tax โˆ’3,362 $150.72 $506,721
Mar 15, 2026 DaVita Inc. Shares withheld for tax โˆ’33,693 $150.72 $5,078,209
Mar 15, 2026 DaVita Inc. Shares withheld for tax โˆ’5,765 $150.72 $868,901
Mar 10, 2026 DaVita Inc. Grant or award +6,585 โ€” โ€”
Mar 10, 2026 DaVita Inc. Grant or award +65,997 โ€” โ€”
Feb 6, 2026 DaVita Inc. Option exercise +44,065 $108.93 $4,800,000
Feb 6, 2026 DaVita Inc. Sold back to the company โˆ’32,168 $149.22 $4,800,109
Feb 6, 2026 DaVita Inc. Shares withheld for tax โˆ’5,100 $149.22 $761,022
Oct 30, 2025 Champions Oncology Inc. Option exercise +94,405 $2.10 $198,251
Mar 15, 2025 DaVita Inc. Grant or award +5,995 โ€” โ€”
Mar 15, 2025 DaVita Inc. Shares withheld for tax โˆ’3,093 $143.45 $443,691
Mar 15, 2025 DaVita Inc. Shares withheld for tax โˆ’3,331 $143.45 $477,832
Mar 12, 2025 DaVita Inc. Grant or award +7,394 โ€” โ€”

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